Fig. 3

Abdominal enhanced CT findings in the course. a–c After two weeks of lenvatinib administration before the portal vein transection. CT showed reduction of tumor vascularity (yellow arrow), and extension of portal vein invasion (red arrowhead), as well as tumor necrosis (red arrowhead). d, e One month after the right portal vein transection. Absent flow in the right portal vein (yellow arrow), enlargement of the left lateral segment (red arrowhead), and progression of tumor necrosis (blue arrowhead)